74HC51
2-wide 2-input / 2-wide 3-input AND-OR-INVERT Gate (Hitachi)
74HC51
DUAL 2 WIDE 2 INPUT AND/OR INVERT GATE (STMicroelectronics)
74HC533
Octal D-type transparent latch (Philips)
74HC534
Octal D-type flip-flop (Philips)
74HC540
Octal Buffers and Line Drivers (Texas Instruments)
74HC540
Octal Bus Buffer Inverting (ST Microelectronics)
74HC540
Octal buffer/line driver (nexperia)
74HC540-Q100
Octal buffer/line driver (nexperia)
74HC540D
Octal buffer/line driver (nexperia)
74HC540D
Octal Bus Buffer (Toshiba)